Marrubium Species, Silver Edged Horehound
Marrubiumrotundifolium

Family: Lamiaceae (lay-mee-AY-see-ee)
Genus: Marrubium (ma-ROO-bee-um)
Species: rotundifolium (ro-tun-dih-FOH-lee-um)

Category
Groundcovers
Perennials

Water Requirements
Drought-tolerant; suitable for xeriscaping

Sun Exposure
Full Sun

Foliage
Grown for foliage
Evergreen
Good Fall Color
Succulent

Foliage Color
Bronze

Height
6-12 in. (15-30 cm)

Spacing
15-18 in. (38-45 cm)

Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)

Where to Grow

Danger

Bloom Color
Inconspicuous/none

Bloom Characteristics

Bloom Size

Bloom Time
Mid Spring

Other details

Soil pH requirements

Patent Information
Non-patented

Propagation Methods

Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored